The LongHendersonLongster HL-1 is an American aircraft that was designed by Leslie Long and Ivan Diggs for homebuilt construction. The Henderson Longster...
Long Anzani Longster AL-1 is an early homebuilt aircraft. The Anzani Longster was the second in the series of nine homebuilt designs from Leslie Long...
as a replacement to the Heath-Henderson B-4 engine used on the LongHendersonLongster homebuilt aircraft. The cylinders were based on a 74 cubic inch...